| | Lee County | MS | 28081 | | Tupelo, MS 46180 | Tupelo-Corinth, MS 539 | Central | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=LeeCounty+MS |
| | Leflore County | MS | 28083 | | Greenwood, MS 24900 | | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=LefloreCounty+MS |
| | Lincoln County | MS | 28085 | | Brookhaven, MS 15020 | Jackson-Vicksburg-Brookhaven,
MS 298 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=LincolnCounty+MS |
| | Lowndes County | MS | 28087 | | Columbus, MS 18060 | Starkville-Columbus, MS 523 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=LowndesCounty+Mississippi |
| | Madison County | MS | 28089 | | Jackson, MS 27140 | Jackson-Vicksburg-Brookhaven,
MS 298 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=MadisonCounty+MS |
| | Marion County | MS | 28091 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=MarionCounty+MS |
| | Marshall County | MS | 28093 | | Memphis, TN-MS-AR 32820 | Memphis-Clarksdale-Forrest
City, TN-MS-AR 368 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=MarshallCounty+MS |
| | Monroe County | MS | 28095 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=MonroeCounty+MS |
| | Montgomery County | MS | 28097 | | Grenada, MS 24980 | | Outlying | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=MontgomeryCounty+MS |
| | Neshoba County | MS | 28099 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=NeshobaCounty+MS |